Kaelen is a distinctive boys' name in United States, ranking #3438 in 1999 with 23 recorded births. The name reached its all-time peak in 2009 with 42 births ranking #2872. Since 1996, the popularity has decreased by 11.5%. In 1999, approximately 1 in every 83,482 boys born was named Kaelen. RISING Recent data shows the name is currently rising.